function spy_init () {
	$('ul.spy').simpleSpy().bind('mouseenter', function () {
		$(this).trigger('stop');
	}).bind('mouseleave', function () {
		$(this).trigger('start');
	});
}
	
(function ($) {
	
	$.fn.simpleSpy = function (limit, interval) {
		limit = limit || 4;
		interval = interval || 4000;
	
		function getSpyItem($source) {
			var $items = $source.find('> li');
	
			if ($items.length == 1) {
				// do an hit to get some more
				$source.load('ajax-spy-helper.php');
			} else if ($items.length == 0) {
				return false;
			}
	
			// grab the first item, and remove it from the $source
			return $items.filter(':first').remove();
		}
	
		return this.each(function () {
			// 1. setup
			// capture a cache of all the list items
			// chomp the list down to limit li elements
			var $list = $(this),
				running = true,
				height = $list.find('> li:first').height();
		
			// TODO create the $source element....
			var $source = $('<ul />').hide().appendTo('body');
				
			$list.wrap('<div class="spyWrapper" />').parent().css({ height : height * limit });
	
			$list.find('> li').filter(':gt(' + (limit - 1) + ')').appendTo($source);

			$list.bind('stop', function () {
				running = false;
			}).bind('start', function () {
				running = true;
		});

		// 2. effect
		function spy() {
			if (running) {
				var $item = getSpyItem($source);

				if ($item != false) {
					// insert a new item with opacity and height of zero
					var $insert = $item.css({
						height : 0,
						opacity : 0,
						display : 'none'
					}).prependTo($list);

					// fade the LAST item out
					$list.find('> li:last').animate({ opacity : 0}, 1000, function () {
						// increase the height of the NEW first item
						$insert.animate({ height : height }, 1000).animate({ opacity : 1 }, 1000);

						// AND at the same time - decrease the height of the LAST item
						// $(this).animate({ height : 0 }, 1000, function () {
							// finally fade the first item in (and we can remove the last)
							$(this).remove();
						// });
					});			 
				}				
			}
		
			setTimeout(spy, interval);
		}
	
		spy();
	});
};
	
})(jQuery);